156988975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43913}}^1$

素因数の和:43947

約数の個数: 24

約数和(自身を含む): 228704112

約数和(自身を除く): 71715137

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 43913, 219565, 483043, 570869, 1097825, 2415215, 2854345, 6279559, 12076075, 14271725, 31397795, 156988975]

約数ペア:

[(1, 156988975), (5, 31397795), (11, 14271725), (13, 12076075), (25, 6279559), (55, 2854345), (65, 2415215), (143, 1097825), (275, 570869), (325, 483043), (715, 219565), (3575, 43913)]